CN105967321A - Immobilized microorganism ball applied to water treatment of membrane component and use method - Google Patents
Immobilized microorganism ball applied to water treatment of membrane component and use method Download PDFInfo
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- CN105967321A CN105967321A CN201610564052.0A CN201610564052A CN105967321A CN 105967321 A CN105967321 A CN 105967321A CN 201610564052 A CN201610564052 A CN 201610564052A CN 105967321 A CN105967321 A CN 105967321A
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- immobilized microorganism
- microorganism ball
- magnetic field
- magnetizing mediums
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/20—Prevention of biofouling
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- Life Sciences & Earth Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Activated Sludge Processes (AREA)
Abstract
The invention discloses an immobilized microorganism ball applied to water treatment of a membrane component and a use method. The immobilized microorganism ball comprises a magnetic medium and active sludge. The use method comprises the following steps: firstly, putting immobilized microorganism balls in a water treatment device, and enabling the immobilized microorganism balls to be in a suspension state through the action of a magnetic field generator; and then, intensively recovering the immobilized microorganism balls which are used for a long time in a membrane tank, and then preparing the immobilized microorganism balls again. The immobilized microorganism ball not only can maintain the activity of microorganisms and purify water but also can separate sludge from water so as to prevent membrane hole blockage and reduce membrane pollution; the diameter of the immobilized microorganism ball is perfectly selected, the immobilized microorganism ball can be in a suspension state without a larger magnetic field, and sewage can be in contact with the microorganisms in the immobilized microorganism ball; through the action of the magnetic field, the immobilized microorganism ball can be in a suspension state, and the activity of the microorganisms can be increased; and the immobilized microorganism ball can be recycled, so that the microorganisms in the immobilized microorganism ball are always in a high activity state.
Description
Technical field
The present invention relates to sewage treatment area, be specially applied to the immobilized microorganism ball during the water containing membrane module processes and using method.
Background technology
China is the most unbalanced country of distribution of water resources, and the water resource that each place has is the most unbalanced, generally one hydropenia country, and the whole nation has the city of 70% to be in exsiccosis；China or a with serious pollution country of water simultaneously, annual because water pollutes the loss caused accounts for the 2% of GDP, water pollution condition is constantly aggravated so that sewage disposal and regeneration industry are by unprecedented concern.
During membrane process sewage disposal, mud often can be attached on membrane module, causes membrane module fenestra to be blocked by mud and causes purifying water efficiency and reduce, to this end, enterprise is required for devoting a tremendous amount of time with money for the cleaning of fouling membrane every year.
Summary of the invention
It is an object of the invention to provide the immobilized microorganism ball during the water being applied to containing membrane module processes and using method, with the problem solving to propose in above-mentioned background technology.
For achieving the above object, the present invention provides following technical scheme: being applied to the immobilized microorganism ball during the water containing membrane module processes, including magnetizing mediums and activated sludge, described magnetizing mediums is without magnetic, but can magnetize under the influence of a magnetic field, described activated sludge is rich in microorganism；Described activated sludge is wrapped in magnetizing mediums, is formed spherical.
Preferably, the described water being applied to containing membrane module process in the preparation of immobilized microorganism ball with to reclaim be to be dissolved into by solvent and thick be sufficiently mixed with magnetizing mediums afterwards by will be enriched in the activated sludge of microorganism, then become bead sector-style of going forward side by side to do by Mold Making in mixture；Bead after air-drying again is placed among magnetic field, and under the active force in magnetic field, the bead that the internal bead containing magnetizing mediums does not contains magnetizing mediums with inside separates, and the internal bead containing magnetizing mediums is immobilized microorganism ball；Immobilized microorganism ball is applied in water treatment facilities, and by arranging magnetic field generator generation magnetic field around water treatment facilities, makes immobilized microorganism ball be in suspended state in water treatment facilities；Immobilized microorganism ball is in long-time use, the activated sludge on surface loses activity gradually, the immobilized microorganism ball being not provided with in the membrane cisterna in magnetic field around being flowed into sinks to bottom by the gravity of self and reclaims, finally by the immobilized microorganism ball reclaimed by soaking, rolling, centrifugal mode reclaims magnetizing mediums；Again the magnetizing mediums being recovered to and activated sludge are sufficiently mixed and again make immobilized microorganism ball.
Preferably, a diameter of 0.5 ~ 1mm of described immobilized microorganism ball.
Preferably, described magnetizing mediums is metallic nickel.
Preferably, described metallic nickel is the metallic nickel after Passivation Treatment.
Preferably, a diameter of 0.1 ~ 0.2mm of described magnetizing mediums.
The described immobilized microorganism ball being applied to during the water containing membrane module processes, its using method is:
The first step, water treatment facilities arranging magnetic field generator, the membrane cisterna in water treatment facilities is not provided with magnetic field generator；
Second step, being placed in water treatment facilities by multiple immobilized microorganism balls, under the effect of magnetic field generator, immobilized microorganism ball is in suspended state in water treatment facilities；
3rd step, immobilized microorganism ball are in long-time use, the activated sludge on surface loses activity gradually, the immobilized microorganism ball being flowed into membrane cisterna in water treatment facilities along with sewage sinks to bottom membrane cisterna by the gravity of self, carries out reclaiming preparing by the immobilized microorganism ball sunk to bottom membrane cisterna again.
Compared with prior art, the invention has the beneficial effects as follows: one, described apply the immobilized microorganism ball preparation in water treatment facilities and the immobilized microorganism ball prepared by recovery method uses immobilized mode can make Microorganism incubation, this mode can not only maintain the activity of microorganism, preferably purify water, and can preferably make mud-water separation；A diameter of 0.5 ~ 1mm of immobilized microorganism ball, fenestra will not be blocked, and fouling membrane can be reduced, the diameter of immobilized microorganism ball will need bigger magnetic field that immobilized microorganism ball just can be made to suspend because of too big, sewage also will not be difficult to touch the microorganism inside immobilized microorganism ball because the diameter of immobilized microorganism ball is too big, and immobilized microorganism ball also will not be difficult to because diameter is the least prepare and reclaim；Two, immobilized microorganism bag includes magnetizing mediums and activated sludge, magnetizing mediums can make magnetizing mediums magnetize under the effect of externally-applied magnetic field, immobilized microorganism ball is enable to be in suspended state under the influence of a magnetic field, thus may advantageously facilitate the circulation of microorganism and improve microbial activity, can preferably purify water；Immobilized microorganism ball also will not be made to be damaged by the way of magnetic field controls immobilized microorganism ball；Three, immobilized microorganism ball can recycle, one side is due to the bacteria metabolism in immobilized microorganism ball and processes sewage for a long time, cause the microorganism in immobilized microorganism ball slowly old dead, use the mode reclaimed periodically discharge and supplement immobilized microorganism ball, the microorganism in immobilized microorganism ball can be made to be in high activity state all the time；On the other hand in water, flocculence or floating microorganism can be discharged together along with immobilized microorganism ball, are possible to prevent microorganism to block fenestra, and the microorganism of discharge is also used as preparing the raw material of immobilized microorganism ball.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the schematic diagram that the present invention is applied in A O sewage disposal system membrane cisterna.
In figure: 1, magnetizing mediums, 2, activated sludge, 3, immobilized microorganism ball.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
Embodiment 1:
Refer to Fig. 1-2, the present invention provides a kind of technical scheme: be applied to the immobilized microorganism ball during the water containing membrane module processes, including magnetizing mediums 1 and activated sludge 2, a diameter of 0.5mm of immobilized microorganism ball, magnetizing mediums 1 is the metallic nickel after Passivation Treatment, a diameter of 0.1mm, and magnetizing mediums 1 is without magnetic, but can magnetize under the influence of a magnetic field, activated sludge 2 is rich in microorganism；Activated sludge 2 is wrapped in magnetizing mediums 1, is formed spherical.
Being applied to the preparation of the immobilized microorganism ball 3 during water containing membrane module processes and reclaiming is to be dissolved into by solvent and thick be sufficiently mixed with magnetizing mediums 1 afterwards by will be enriched in the activated sludge 2 of microorganism, then becomes bead sector-style of going forward side by side to do by Mold Making in mixture；Bead after air-drying again is placed among magnetic field, and under the active force in magnetic field, the bead that the internal bead containing magnetizing mediums 1 does not contains magnetizing mediums 1 with inside separates, and the internal bead containing magnetizing mediums 1 is immobilized microorganism ball 3；Immobilized microorganism ball 3 is applied in water treatment facilities, and by arranging magnetic field generator generation magnetic field around water treatment facilities, makes immobilized microorganism ball 3 be in suspended state in water treatment facilities；Immobilized microorganism ball 3 is in long-time use, the activated sludge 2 on surface loses activity gradually, the immobilized microorganism ball 3 being not provided with in the membrane cisterna in magnetic field around being flowed into sinks to bottom by the gravity of self and reclaims, finally by the immobilized microorganism ball 3 reclaimed by soaking, rolling, centrifugal mode reclaims magnetizing mediums 1；Again the magnetizing mediums 1 being recovered to is sufficiently mixed with activated sludge 2 and again makes immobilized microorganism ball 3.
Being applied to the immobilized microorganism ball during the water containing membrane module processes, its using method is:
The first step, water treatment facilities arranging magnetic field generator, the membrane cisterna in water treatment facilities is not provided with magnetic field generator；
Second step, being placed in A O sewage disposal system by multiple immobilized microorganism balls 3, under the effect of magnetic field generator, immobilized microorganism ball 3 is in suspended state in A O sewage disposal system；
3rd step, immobilized microorganism ball 3 are in long-time use, the activated sludge 2 on surface loses activity gradually, it is flowed into the immobilized microorganism ball 3 of membrane cisterna in A O sewage disposal system along with sewage and sinks to bottom membrane cisterna by the gravity of self, carry out reclaiming preparing again by the immobilized microorganism ball 3 sunk to bottom membrane cisterna.
Embodiment 2:
Refer to Fig. 1-2, the present invention provides a kind of technical scheme: be applied to the immobilized microorganism ball during the water containing membrane module processes, including magnetizing mediums 1 and activated sludge 2, a diameter of 1mm of immobilized microorganism ball, magnetizing mediums 1 is the metallic nickel after Passivation Treatment, a diameter of 0.2mm, and magnetizing mediums 1 is without magnetic, but can magnetize under the influence of a magnetic field, activated sludge 2 is rich in microorganism；Activated sludge 2 is wrapped in magnetizing mediums 1, is formed spherical.
Being applied to the preparation of the immobilized microorganism ball 3 during water containing membrane module processes and reclaiming is to be dissolved into by solvent and thick be sufficiently mixed with magnetizing mediums 1 afterwards by will be enriched in the activated sludge 2 of microorganism, then becomes bead sector-style of going forward side by side to do by Mold Making in mixture；Bead after air-drying again is placed among magnetic field, and under the active force in magnetic field, the bead that the internal bead containing magnetizing mediums 1 does not contains magnetizing mediums 1 with inside separates, and the internal bead containing magnetizing mediums 1 is immobilized microorganism ball 3；Immobilized microorganism ball 3 is applied in water treatment facilities, and by arranging magnetic field generator generation magnetic field around water treatment facilities, makes immobilized microorganism ball 3 be in suspended state in water treatment facilities；Immobilized microorganism ball 3 is in long-time use, the activated sludge 2 on surface loses activity gradually, the immobilized microorganism ball 3 being not provided with in the membrane cisterna in magnetic field around being flowed into sinks to bottom by the gravity of self and reclaims, finally by the immobilized microorganism ball 3 reclaimed by soaking, rolling, centrifugal mode reclaims magnetizing mediums 1；Again the magnetizing mediums 1 being recovered to is sufficiently mixed with activated sludge 2 and again makes immobilized microorganism ball 3.
Being applied to the immobilized microorganism ball during the water containing membrane module processes, its using method is:
The first step, water treatment facilities arranging magnetic field generator, the membrane cisterna in water treatment facilities is not provided with magnetic field generator；
Second step, being placed in MBR sewage disposal system by multiple immobilized microorganism balls 3, under the effect of magnetic field generator, immobilized microorganism ball 3 is in suspended state in MBR sewage disposal system；
3rd step, immobilized microorganism ball 3 are in long-time use, the activated sludge 2 on surface loses activity gradually, the immobilized microorganism ball 3 being flowed into membrane cisterna in MBR sewage disposal system along with sewage sinks to bottom membrane cisterna by the gravity of self, carries out reclaiming preparing by the immobilized microorganism ball 3 sunk to bottom membrane cisterna again.
Embodiment 3:
Refer to Fig. 1-2, the present invention provides a kind of technical scheme: be applied to the immobilized microorganism ball during the water containing membrane module processes, including magnetizing mediums 1 and activated sludge 2, a diameter of 0.8mm of immobilized microorganism ball, magnetizing mediums 1 is the metallic nickel after Passivation Treatment, a diameter of 0.15mm, and magnetizing mediums 1 is without magnetic, but can magnetize under the influence of a magnetic field, activated sludge 2 is rich in microorganism；Activated sludge 2 is wrapped in magnetizing mediums 1, is formed spherical.
Being applied to the preparation of the immobilized microorganism ball 3 during water containing membrane module processes and reclaiming is to be dissolved into by solvent and thick be sufficiently mixed with magnetizing mediums 1 afterwards by will be enriched in the activated sludge 2 of microorganism, then becomes bead sector-style of going forward side by side to do by Mold Making in mixture；Bead after air-drying again is placed among magnetic field, and under the active force in magnetic field, the bead that the internal bead containing magnetizing mediums 1 does not contains magnetizing mediums 1 with inside separates, and the internal bead containing magnetizing mediums 1 is immobilized microorganism ball 3；Immobilized microorganism ball 3 is applied in water treatment facilities, and by arranging magnetic field generator generation magnetic field around water treatment facilities, makes immobilized microorganism ball 3 be in suspended state in water treatment facilities；Immobilized microorganism ball 3 is in long-time use, the activated sludge 2 on surface loses activity gradually, the immobilized microorganism ball 3 being not provided with in the membrane cisterna in magnetic field around being flowed into sinks to bottom by the gravity of self and reclaims, finally by the immobilized microorganism ball 3 reclaimed by soaking, rolling, centrifugal mode reclaims magnetizing mediums 1；Again the magnetizing mediums 1 being recovered to is sufficiently mixed with activated sludge 2 and again makes immobilized microorganism ball 3.
Being applied to the immobilized microorganism ball during the water containing membrane module processes, its using method is:
The first step, water treatment facilities arranging magnetic field generator, the membrane cisterna in water treatment facilities is not provided with magnetic field generator；
Second step, being placed in A O sewage disposal system by multiple immobilized microorganism balls 3, under the effect of magnetic field generator, immobilized microorganism ball 3 is in suspended state in A O sewage disposal system；
3rd step, immobilized microorganism ball 3 are in long-time use, the activated sludge 2 on surface loses activity gradually, it is flowed into the immobilized microorganism ball 3 of membrane cisterna in A O sewage disposal system along with sewage and sinks to bottom membrane cisterna by the gravity of self, carry out reclaiming preparing again by the immobilized microorganism ball 3 sunk to bottom membrane cisterna.
The above; it is only the present invention preferably detailed description of the invention; but protection scope of the present invention is not limited thereto; any those familiar with the art is in the technical scope that the invention discloses; conceive in addition equivalent or change according to technical scheme and improvement thereof, all should contain within the scope of the present invention.
Claims (7)
1. it is applied to the immobilized microorganism ball during the water containing membrane module processes, it is characterized in that: include magnetizing mediums (1) and activated sludge (2), described magnetizing mediums (1) is without magnetic, but can magnetize under the influence of a magnetic field, and described activated sludge (2) is rich in microorganism；Described activated sludge (2) is wrapped in magnetizing mediums (1), is formed spherical.
Immobilized microorganism ball in the water process being applied to containing membrane module the most according to claim 1, it is characterized in that: the described water being applied to containing membrane module process in the preparation of immobilized microorganism ball (3) with to reclaim be to be dissolved into by solvent and thick be sufficiently mixed with magnetizing mediums (1) afterwards by will be enriched in the activated sludge of microorganism (2), then become bead sector-style of going forward side by side to do by Mold Making in mixture；Bead after air-drying again is placed among magnetic field, and under the active force in magnetic field, the bead that the internal bead containing magnetizing mediums (1) does not contains magnetizing mediums (1) with inside separates, and the internal bead containing magnetizing mediums (1) is immobilized microorganism ball (3)；Immobilized microorganism ball (3) is applied in water treatment facilities, and by arranging magnetic field generator generation magnetic field around water treatment facilities, makes immobilized microorganism ball (3) be in suspended state in water treatment facilities；Immobilized microorganism ball (3) is in long-time use, the activated sludge (2) on surface loses activity gradually, the immobilized microorganism ball (3) being not provided with in the membrane cisterna in magnetic field around being flowed into sinks to bottom by the gravity of self and reclaims, finally by the immobilized microorganism ball (3) reclaimed by soaking, rolling, centrifugal mode reclaims magnetizing mediums (1)；Again the magnetizing mediums (1) being recovered to and activated sludge (2) are sufficiently mixed and again make immobilized microorganism ball (3).
Immobilized microorganism ball in the water process being applied to containing membrane module the most according to claim 2, it is characterised in that: a diameter of 0.5 ~ 1mm of described immobilized microorganism ball (3).
Immobilized microorganism ball in the water process being applied to containing membrane module the most according to claim 1, it is characterised in that: described magnetizing mediums (1) is metallic nickel.
Immobilized microorganism ball in the water process being applied to containing membrane module the most according to claim 4, it is characterised in that: described metallic nickel is the metallic nickel after Passivation Treatment.
Immobilized microorganism ball in the water process being applied to containing membrane module the most according to claim 4, it is characterised in that: a diameter of 0.1 ~ 0.2mm of described magnetizing mediums (1).
7., according to the immobilized microorganism ball being applied to during the water containing membrane module processes described in claim 1-6, its using method is:
The first step, water treatment facilities arranging magnetic field generator, the membrane cisterna in water treatment facilities is not provided with magnetic field generator；
Second step, multiple immobilized microorganism balls (3) being placed in water treatment facilities, under the effect of magnetic field generator, immobilized microorganism ball (3) is in suspended state in water treatment facilities；
3rd step, immobilized microorganism ball (3) are in long-time use, the activated sludge (2) on surface loses activity gradually, the immobilized microorganism ball (3) being flowed into membrane cisterna in water treatment facilities along with sewage sinks to bottom membrane cisterna by the gravity of self, carries out reclaiming preparing by the immobilized microorganism ball (3) sunk to bottom membrane cisterna again.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106006970A (en) * | 2016-07-18 | 2016-10-12 | 芮少春 | Immobilized microbiologic balls applied to sewage treatment device and using method thereof |
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Application publication date: 20160928 |